STOCKHOLDERS' EQUITY - Additional Information (Details) - $ / shares	1 Months Ended	9 Months Ended
	Jan. 31, 2020	Sep. 30, 2020	Sep. 30, 2019
Class Of Stock [Line Items]
Common stock, authorized shares (in shares)		40,000,000
Common stock, par value (USD per share)		$ 0.0001
Number of warrants exercised		2,312,000	746,000
Number of warrants outstanding		34,000,000
Common Stock
Class Of Stock [Line Items]
Warrants outstanding exercisable		2,200,000
Series F Warrants
Class Of Stock [Line Items]
Warrants issued	400,000
Number of warrants exercised		39,800,000
Series C Warrants
Class Of Stock [Line Items]
Number of warrants exercised		39,800,000
Series D Warrants
Class Of Stock [Line Items]
Number of warrants exercised		39,800,000
Series E Warrants
Class Of Stock [Line Items]
Number of warrants exercised		39,800,000